Bump the KeyMint version to v3

To match what the implementation returns.

Bug: 244732345
Test: atest android.keystore.cts.DeviceOwnerKeyManagementTest
Change-Id: I48b4c6694d938d3d61a1524319e1d8b1da19e0b5
diff --git a/trusty/keymaster/keymint/android.hardware.security.keymint-service.trusty.xml b/trusty/keymaster/keymint/android.hardware.security.keymint-service.trusty.xml
index 77dc854..3dc9c88 100644
--- a/trusty/keymaster/keymint/android.hardware.security.keymint-service.trusty.xml
+++ b/trusty/keymaster/keymint/android.hardware.security.keymint-service.trusty.xml
@@ -1,7 +1,7 @@
 <manifest version="1.0" type="device">
     <hal format="aidl">
         <name>android.hardware.security.keymint</name>
-        <version>2</version>
+        <version>3</version>
         <fqname>IKeyMintDevice/default</fqname>
     </hal>
     <hal format="aidl">